What is the cheapest airline that flies from Austin Bergstrom to Florida Keys?

United Airlines, Southwest, and Delta are the most popular carriers operating from Austin Bergstrom to Florida Keys

How many flights depart from Austin to Florida Keys on average per week?

As of September 2026, 44 flights take off from Austin and land in Florida Keys each week. The most common flight departure day for this route is Fri, with 32% of weekly flights taking off on this day.

When did momondo last update prices for flights from Austin Bergstrom Airport to Florida Keys?

Prices for flights from Austin Bergstrom Airport to Florida Keys were last updated today.

How many operators does momondo search for flights from Austin Bergstrom Airport to Florida Keys?

There are 6 operators available for flights from Austin Bergstrom Airport to Florida Keys as of September 2026.

How old do you have to be to fly from Austin Bergstrom Airport to Florida Keys?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Austin Bergstrom Airport to Florida Keys.

What documentation or ID do you need to fly to Florida Keys?

The travel and health documents you'll need for your trip to Florida Keys may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Florida Keys. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$77 Cheap Flights from Austin to Florida Keys in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Austin to Florida Keys

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:52 am - 10:19 amAUS Austin Bergstrom-EYW Key West

22h 27m1 stop Orlando

10:59 am - 9:57 amEYW Key West-AUS Austin Bergstrom

23h 58m1 stop Orlando

$249Multiple Airlines

Thu, Oct 15 - Mon, Oct 19

10:52 am - 10:19 amAUS Austin Bergstrom-EYW Key West

22h 27m1 stop Orlando

10:59 am - 9:57 amEYW Key West-AUS Austin Bergstrom

23h 58m1 stop Orlando

$258Multiple Airlines

Thu, Oct 15 - Mon, Oct 19

12:20 pm - 9:49 pmAUS Austin Bergstrom-MIA Miami

8h 29m1 stop Atlanta Hartsfield-Jackson

10:59 pm - 10:49 amMIA Miami-AUS Austin Bergstrom

12h 50m1 stop Atlanta Hartsfield-Jackson

$263Frontier

Fri, Nov 13 - Sun, Nov 22

1:17 pm - 3:25 pmAUS Austin Bergstrom-MIA Miami

25h 08m2 stops Las Vegas Harry Reid Intl Atlanta Hartsfield-Jackson

5:05 am - 12:13 pmMIA Miami-AUS Austin Bergstrom

32h 08m2 stops Atlanta Hartsfield-Jackson Las Vegas Harry Reid Intl

$263Frontier

Wed, Nov 4 - Wed, Nov 11

1:40 pm - 10:15 pmAUS Austin Bergstrom-MIA Miami

7h 35m2 stops Atlanta Hartsfield-Jackson Orlando

7:00 am - 3:25 pmMIA Miami-AUS Austin Bergstrom

9h 25m1 stop Baltimore/Washington

$264Southwest

Wed, Jan 20 - Tue, Jan 26

8:45 am - 12:36 pmAUS Austin Bergstrom-MIA Miami

2h 51mnonstop

7:10 am - 1:53 pmMIA Miami-AUS Austin Bergstrom

7h 43m1 stop Atlanta Hartsfield-Jackson

$265Delta

Sat, Oct 17 - Tue, Oct 20

1:20 pm - 7:43 pmAUS Austin Bergstrom-MIA Miami

5h 23m1 stop Atlanta Hartsfield-Jackson

7:10 pm - 9:19 pmMIA Miami-AUS Austin Bergstrom

3h 09mnonstop

$265Delta

Sat, Oct 17 - Wed, Oct 21

11:50 am - 3:30 pmAUS Austin Bergstrom-MIA Miami

2h 40mnonstop

3:10 pm - 9:00 pmMIA Miami-AUS Austin Bergstrom

6h 50m1 stop Kansas City

$267Southwest

Tue, Nov 10 - Thu, Nov 12

7:05 am - 10:55 amAUS Austin Bergstrom-MIA Miami

2h 50mnonstop

9:15 am - 11:22 amMIA Miami-AUS Austin Bergstrom

3h 07mnonstop

$271American Airlines

Wed, Oct 7 - Sat, Oct 10

7:05 am - 10:55 amAUS Austin Bergstrom-MIA Miami

2h 50mnonstop

8:31 am - 10:42 amMIA Miami-AUS Austin Bergstrom

3h 11mnonstop

$271American Airlines

Wed, Oct 28 - Tue, Nov 3

Cheap last minute flights

Enter your travel dates to find the best prices.

1:25 pm - 12:46 amAUS Austin Bergstrom-MIA Miami

10h 21m1 stop Denver Intl

5:50 am - 7:29 pmMIA Miami-AUS Austin Bergstrom

14h 39m1 stop Denver Intl

$360Frontier

Mon, Sep 21 - Thu, Sep 24

1:25 pm - 12:46 amAUS Austin Bergstrom-MIA Miami

10h 21m1 stop Denver Intl

5:50 am - 7:29 pmMIA Miami-AUS Austin Bergstrom

14h 39m1 stop Denver Intl

$360Frontier

Mon, Sep 21 - Mon, Sep 28

8:24 pm - 12:46 amAUS Austin Bergstrom-MIA Miami

27h 22m1 stop Denver Intl

9:43 pm - 9:39 amMIA Miami-AUS Austin Bergstrom

36h 56m2 stops Atlanta Hartsfield-Jackson Cincinnati Cinci./N. Kentucky

$462Multiple Airlines

Fri, Sep 25 - Sat, Oct 3

8:30 am - 12:21 pmAUS Austin Bergstrom-MIA Miami

2h 51mnonstop

7:25 pm - 9:35 pmMIA Miami-AUS Austin Bergstrom

3h 10mnonstop

$492Delta

Tue, Sep 22 - Mon, Sep 28

12:08 pm - 9:10 pmAUS Austin Bergstrom-MIA Miami

8h 02m1 stop Atlanta Hartsfield-Jackson

7:25 pm - 9:35 pmMIA Miami-AUS Austin Bergstrom

3h 10mnonstop

$502Delta

Tue, Sep 22 - Mon, Sep 28

5:05 am - 8:59 amAUS Austin Bergstrom-MIA Miami

2h 54mnonstop

8:15 pm - 10:14 pmMIA Miami-AUS Austin Bergstrom

2h 59mnonstop

$533American Airlines

Fri, Sep 25 - Sat, Oct 3

10:50 am - 2:40 pmAUS Austin Bergstrom-MIA Miami

2h 50mnonstop

2:25 pm - 4:20 pmMIA Miami-AUS Austin Bergstrom

2h 55mnonstop

$533Southwest

Fri, Sep 25 - Tue, Sep 29

5:00 am - 12:58 pmAUS Austin Bergstrom-MIA Miami

6h 58m1 stop Dallas/Fort Worth

9:22 am - 11:19 amMIA Miami-AUS Austin Bergstrom

2h 57mnonstop

$543American Airlines

Fri, Sep 25 - Sat, Oct 3

10:50 am - 2:40 pmAUS Austin Bergstrom-MIA Miami

2h 50mnonstop

2:20 pm - 7:20 pmMIA Miami-AUS Austin Bergstrom

6h 00m1 stop Dallas Love Field

$543Southwest

Fri, Sep 25 - Tue, Sep 29

1:55 pm - 5:13 pmAUS Austin Bergstrom-MIA Miami

26h 18m2 stops San Diego Seattle/Tacoma Intl

6:16 pm - 10:27 pmMIA Miami-AUS Austin Bergstrom

29h 11m2 stops Seattle/Tacoma Intl San Diego

$1,076Alaska Airlines

Wed, Sep 23 - Sun, Sep 27

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Frontier flights from Austin to Florida Keys

Our best Frontier deals on Austin to Florida Keys flight tickets

Frontier

Oct 14

AUS8:21 pmAustin Bergstrom

27h 26m

1 stop

MIA12:47 amMiami

Oct 18

MIA5:15 amMiami

6h 42m

1 stop

AUS10:57 amAustin Bergstrom

$263

Frontier

Oct 23

AUS9:12 pmAustin Bergstrom

23h 17m

2 stops

MIA9:29 pmMiami

Oct 26

MIA10:55 pmMiami

13h 30m

1 stop

AUS11:25 amAustin Bergstrom

$264

Frontier

Oct 17

AUS12:08 pmAustin Bergstrom

32h 16m

2 stops

MIA9:24 pmMiami

Oct 24

MIA5:05 amMiami

13h 09m

2 stops

AUS5:14 pmAustin Bergstrom

$267

Delta flights from Austin to Florida Keys

Our best Delta deals on Austin to Florida Keys flight tickets

Delta

Oct 17

AUS8:45 amAustin Bergstrom

2h 51m

MIA12:36 pmMiami

Oct 20

MIA7:10 amMiami

7h 43m

1 stop

AUS1:53 pmAustin Bergstrom

$265

Delta

Oct 24

AUS5:05 pmAustin Bergstrom

6h 48m

1 stop

MIA12:53 amMiami

Oct 26

MIA7:10 pmMiami

3h 09m

AUS9:19 pmAustin Bergstrom

$266

Delta

Oct 24

AUS8:45 amAustin Bergstrom

2h 51m

MIA12:36 pmMiami

Oct 24

MIA7:10 pmMiami

3h 09m

AUS9:19 pmAustin Bergstrom

$271

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AustinKey West

AUS Austin Bergstrom - EYW Key West

AUSEYW

Austin Bergstrom

Thu 10/15

10:52 am-10:19 am

1 stop22h 27m

Key West

Mon 10/19

10:59 am-9:57 am

1 stop23h 58m

$249

AustinKey West

AUS Austin Bergstrom - EYW Key West

AUSEYW

Austin Bergstrom

Thu 10/15

10:52 am-10:19 am

1 stop22h 27m

Key West

Mon 10/19

10:59 am-9:57 am

1 stop23h 58m

$258

AustinMiami

AUS Austin Bergstrom - MIA Miami

AUSMIA

Austin Bergstrom

Fri 11/13

12:20 pm-9:49 pm

1 stop8h 29m

Miami

Sun 11/22

10:59 pm-10:49 am

1 stop12h 50m

$263

AustinMiami

AUS Austin Bergstrom - MIA Miami

AUSMIA

Austin Bergstrom

Wed 11/4

1:17 pm-3:25 pm

2 stops25h 08m

Miami

Wed 11/11

5:05 am-12:13 pm

2 stops32h 08m

$263

AustinMiami

AUS Austin Bergstrom - MIA Miami

AUSMIA

Austin Bergstrom

Wed 1/20

1:40 pm-10:15 pm

2 stops7h 35m

Miami

Tue 1/26

7:00 am-3:25 pm

1 stop9h 25m

$264

AustinMiami

AUS Austin Bergstrom - MIA Miami

AUSMIA

Austin Bergstrom

Sat 10/17

8:45 am-12:36 pm

Nonstop2h 51m

Miami

Tue 10/20

7:10 am-1:53 pm

1 stop7h 43m

$265

AustinMiami

AUS Austin Bergstrom - MIA Miami

AUSMIA

Austin Bergstrom

Sat 10/17

1:20 pm-7:43 pm

1 stop5h 23m

Miami

Wed 10/21

7:10 pm-9:19 pm

Nonstop3h 09m

$265

AustinMiami

AUS Austin Bergstrom - MIA Miami

AUSMIA

Austin Bergstrom

Tue 11/10

11:50 am-3:30 pm

Nonstop2h 40m

Miami

Thu 11/12

3:10 pm-9:00 pm

1 stop6h 50m

$267

Quickest round-trip

AustinMiami

AUS Austin Bergstrom - MIA Miami

AUSMIA

Austin Bergstrom

Wed 10/7

7:05 am-10:55 am

Nonstop2h 50m

Miami

Sat 10/10

9:15 am-11:22 am

Nonstop3h 07m

$271

AustinMiami

AUS Austin Bergstrom - MIA Miami

AUSMIA

Austin Bergstrom

Wed 10/28

7:05 am-10:55 am

Nonstop2h 50m

Miami

Tue 11/3

8:31 am-10:42 am

Nonstop3h 11m

$271

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Austin to Florida Keys

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Florida Keys?

The month of February is another great option to travel to Florida Keys, with average flight prices from Austin averaging around $235.

What is the cheapest day to depart on your flight to Florida Keys?

The cheapest day to depart from Austin to Florida Keys is on a Saturday when prices can be found for as low as $462. The most expensive day to fly to Florida Keys is Tuesday, with ticket prices averaging around $526.

What is the cheapest time of day to depart on your flight to Florida Keys?

According to our data, the cheapest time of day to fly to Florida Keys is in the evening. momondo users have found flights departing from Austin to Florida Keys in the evening for as low as $202. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the afternoon are often more expensive with an average ticket price of $590.

How far in advance should I book a flight from Austin to Florida Keys?

You are more likely to see cheaper flights to Florida Keys from Austin when booking weeks ahead of your departure date. In general, you can expect to find flights to Florida Keys for around $287 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Florida Keys from Austin for as low as $252 on momondo.

Can stopping save me money on Austin to Florida Keys flights?

You could potentially save up to 11% on your flight if you consider stops on a Austin to Florida Keys flight.

Cheap Austin to Florida Keys flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Austin to Florida Keys

Best Price Found	$77
Fastest flight time	2h 40m
Direct flights	Every day
Airports in Florida Keys	3 airports

The best one-way flight to Florida Keys from Austin in the past 72 hours is $77. The best round-trip flight deal from Austin to Florida Keys found on momondo in the last 72 hours is $249.

The fastest flight from Austin to Florida Keys takes 2h 40m

Direct flights go from Austin to Florida Keys every day.

There are 3 airports in Florida Keys. From Austin there are direct flights to Miami (MIA).

Search flight deals

Frequently asked questions about flying from Austin to Florida Keys

When did momondo last update prices for flights from Austin Bergstrom Airport to Florida Keys?
Prices for flights from Austin Bergstrom Airport to Florida Keys were last updated today.
How many operators does momondo search for flights from Austin Bergstrom Airport to Florida Keys?
There are 6 operators available for flights from Austin Bergstrom Airport to Florida Keys as of September 2026.
How old do you have to be to fly from Austin Bergstrom Airport to Florida Keys?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Austin Bergstrom Airport to Florida Keys.
What documentation or ID do you need to fly to Florida Keys?
The travel and health documents you'll need for your trip to Florida Keys may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Florida Keys. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Austin to Florida Keys?
momondo data reveals that the most frequently booked plane model on the route from Austin to Florida Keys is Boeing 737 MAX 8, representing 21.09% of all bookings. The subsequent popular models are Boeing 737-800 at 12.66%, Boeing 737-800 Passenger/BBJ2 (winglets) at 11.33%, and Airbus A319 at 10.12%.

Best airlines flying from Austin to Florida Keys

Compare and see reviews for airlines that fly from Austin to Florida Keys with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $196	Free Cancellation	Rating 7.8 8,589 reviews		Search Delta flights
American Airlines	PriceFrom $230	Free Cancellation	Rating 7.0 12,087 reviews		Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Austin to Florida Keys?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Austin to Florida Keys. momondo saves you time and could save you money on your trip.

Can I find flights from Austin to Florida Keys with flexible booking policies on momondo?

All flight searches from Austin to Florida Keys on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Austin to Florida Keys?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Austin to Florida Keys.

I’m not ready to book a flight from Austin to Florida Keys right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Florida Keys from Austin. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.